Stored Cross-Site Scripting Vulnerability in Modern Design Library for WordPress
CVE-2025-5842

5.4MEDIUM

Key Information:

Vendor

WordPress
Status
Modern Design Library
Vendor
CVE Published:
26 June 2025

What is CVE-2025-5842?

The Modern Design Library plugin for WordPress is prone to Stored Cross-Site Scripting due to insufficient input validation on the 'class' parameter. This vulnerability allows authenticated users with Contributor-level access and higher to inject malicious scripts. When other users access compromised pages, these scripts execute within their browsers, potentially leading to data theft and security breaches.

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Deploy the Patch

Affected Version(s)

Modern Design Library * <= 1.1.4

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/browser/mdl-shortcodes...
https://wordpress.org/plugins/mdl-shortcodes/#developers

CVSS V3.1

Score:
5.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Peter Thaleikis
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